Fires functions attached to a deprecated action hook.

When an action hook is deprecated, the do_action() call is replaced with do_action_deprecated() , which triggers a deprecation notice and then fires the original hook.

• _deprecated_hook()

$hook_name string Required

The name of the action hook.

$args array Required

Array of additional function arguments to be passed to do_action() .

$version string Required

The version of WordPress that deprecated the hook.

$replacement string Optional

The hook that should have been used.

Default: ''

$message string Optional

A message regarding the change.

Default: ''

File: wp-includes/plugin.php. View all references

function do_action_deprecated( $hook_name, $args, $version, $replacement = '', $message = '' ) {
	if ( ! has_action( $hook_name ) ) {
		return;
	}

	_deprecated_hook( $hook_name, $version, $replacement, $message );

	do_action_ref_array( $hook_name, $args );
}